71676360

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 256

約数和(自身を含む): 288000000

約数和(自身を除く): 216323640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 499, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 998, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1497, 1512, 1596, 1710, 1890, 1995, 1996, 2052, 2280, 2394, 2495, 2520, 2565, 2660, 2994, 3192, 3420, 3493, 3591, 3780, 3990, 3992, 4104, 4491, 4788, 4990, 5130, 5320, 5985, 5988, 6840, 6986, 7182, 7485, 7560, 7980, 8982, 9481, 9576, 9980, 10260, 10479, 11970, 11976, 13473, 13972, 14364, 14970, 15960, 17465, 17955, 17964, 18962, 19960, 20520, 20958, 22455, 23940, 26946, 27944, 28443, 28728, 29940, 31437, 34930, 35910, 35928, 37924, 41916, 44910, 47405, 47880, 52395, 53892, 56886, 59880, 62874, 66367, 67365, 69860, 71820, 75848, 83832, 85329, 89820, 94311, 94810, 104790, 107784, 113772, 125748, 132734, 134730, 139720, 142215, 143640, 157185, 170658, 179640, 188622, 189620, 199101, 209580, 227544, 251496, 255987, 265468, 269460, 284430, 314370, 331835, 341316, 377244, 379240, 398202, 419160, 426645, 471555, 511974, 530936, 538920, 568860, 597303, 628740, 663670, 682632, 754488, 796404, 853290, 943110, 995505, 1023948, 1137720, 1194606, 1257480, 1279935, 1327340, 1592808, 1706580, 1791909, 1886220, 1991010, 2047896, 2389212, 2559870, 2654680, 2986515, 3413160, 3583818, 3772440, 3982020, 4778424, 5119740, 5973030, 7167636, 7964040, 8959545, 10239480, 11946060, 14335272, 17919090, 23892120, 35838180, 71676360]

約数ペア:

[(1, 71676360), (2, 35838180), (3, 23892120), (4, 17919090), (5, 14335272), (6, 11946060), (7, 10239480), (8, 8959545), (9, 7964040), (10, 7167636), (12, 5973030), (14, 5119740), (15, 4778424), (18, 3982020), (19, 3772440), (20, 3583818), (21, 3413160), (24, 2986515), (27, 2654680), (28, 2559870), (30, 2389212), (35, 2047896), (36, 1991010), (38, 1886220), (40, 1791909), (42, 1706580), (45, 1592808), (54, 1327340), (56, 1279935), (57, 1257480), (60, 1194606), (63, 1137720), (70, 1023948), (72, 995505), (76, 943110), (84, 853290), (90, 796404), (95, 754488), (105, 682632), (108, 663670), (114, 628740), (120, 597303), (126, 568860), (133, 538920), (135, 530936), (140, 511974), (152, 471555), (168, 426645), (171, 419160), (180, 398202), (189, 379240), (190, 377244), (210, 341316), (216, 331835), (228, 314370), (252, 284430), (266, 269460), (270, 265468), (280, 255987), (285, 251496), (315, 227544), (342, 209580), (360, 199101), (378, 189620), (380, 188622), (399, 179640), (420, 170658), (456, 157185), (499, 143640), (504, 142215), (513, 139720), (532, 134730), (540, 132734), (570, 125748), (630, 113772), (665, 107784), (684, 104790), (756, 94810), (760, 94311), (798, 89820), (840, 85329), (855, 83832), (945, 75848), (998, 71820), (1026, 69860), (1064, 67365), (1080, 66367), (1140, 62874), (1197, 59880), (1260, 56886), (1330, 53892), (1368, 52395), (1497, 47880), (1512, 47405), (1596, 44910), (1710, 41916), (1890, 37924), (1995, 35928), (1996, 35910), (2052, 34930), (2280, 31437), (2394, 29940), (2495, 28728), (2520, 28443), (2565, 27944), (2660, 26946), (2994, 23940), (3192, 22455), (3420, 20958), (3493, 20520), (3591, 19960), (3780, 18962), (3990, 17964), (3992, 17955), (4104, 17465), (4491, 15960), (4788, 14970), (4990, 14364), (5130, 13972), (5320, 13473), (5985, 11976), (5988, 11970), (6840, 10479), (6986, 10260), (7182, 9980), (7485, 9576), (7560, 9481), (7980, 8982)]